POWERBOND RACE PERF. OVERDRIVE HARMONIC BALANCER TO SUIT HSV COUPE V2 V3 VZ LS1 LS2 5.7L 6.0L V8The PowerBond by Dayco Race Series balancers are designed especially for high revving and high horsepower street and race applications where SFI approved balancers are required. This small and light weight harmonic balancer sharpens throttle response and allows the engine to rev out faster. The unique combination of material and castings in this 10% overdrive balancer provide the maximum strength and durability of bonded dampening rubber. Each